.footer {
    height: 296px;
    background-color: #FAFAFC;
}
.footer ul {
    height: 181px;
    overflow: hidden;
    border-bottom: 1px solid #E5E5E5;
}
.footer ul li {
    float: left;
    height: 180px;
    width: 243px;
    margin-right: 6px;
}
.footer ul li:last-child {
    margin-right: 0;
}
.footer ul li h2,
.footer ul li p {
    text-align: center;
}
.footer ul li h2 {
    margin-top: 34px;
    margin-bottom: 20px;
}
.footer ul li p {
    font-size: 12px;
    margin-bottom: 6px;
    color: #666666;
}
.footer ul .server {
    margin-top: 34px;
    font-size: 16px;
}
.footer ul .server p {
    font-size:16px;
    margin-bottom: 14px;
}
.footer ul .server .call {
    font-size: 24px;
    color: #1FA7EA;
}
.footer ul .server .btn {
    position: relative;
    width: 160px;
    height: 34px;
    margin: 0 auto;
    line-height: 34px;
    text-align: center;
    background-color: #1FA7EA;
    color: #fff;
    cursor: pointer;
    
}
.footer ul .server .btn span {
    position: absolute;
    left: 32px;
}
.footer ul .server .btn::before {
    content: '';
    /* display: block; */
    position: absolute;
    left: 10px;
    top: 50%;
    margin-top: -10px;
    background: url(../images/talk-w.png) no-repeat;
    background-size: 20px 20px;
    width: 20px;
    height: 20px;
}
.footer .copyright {
    width: 900px;
    margin: 40px auto;
    font-size: 12px;
    color: #666666;
}
.footer .copyright img {
    margin: 0 6px;
    margin-bottom: -6px;
}